From e8017bdf045da3f043cdb534e313d9ff887a451d Mon Sep 17 00:00:00 2001
From: Matt Atwood <matthew.s.atwood@intel.com>
Date: Tue, 19 May 2020 09:25:34 -0700
Subject: drm/i915/ehl: Wa_22010271021
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Git-commit: 537af0b0caf4b18bf0414ff5ffb4d3d86633403c
Patch-mainline: v5.9-rc1
References: jsc#SLE-12680, jsc#SLE-12880, jsc#SLE-12882, jsc#SLE-12883, jsc#SLE-13496, jsc#SLE-15322
Reflect recent Bspec changes.
Bspec: 33451
Signed-off-by: Matt Atwood <matthew.s.atwood@intel.com>
Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
Reviewed-by: Swathi Dhanavanthri <swathi.dhanavanthri@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200519162534.10035-1-matthew.s.atwood@intel.com
Signed-off-by: Patrik Jakobsson <pjakobsson@suse.de>
---
drivers/gpu/drm/i915/gt/intel_workarounds.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c
index 85d2bef51524..fb2f23360015 100644
--- a/drivers/gpu/drm/i915/gt/intel_workarounds.c
+++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c
@@ -1725,6 +1725,12 @@ rcs_engine_wa_init(struct intel_engine_cs *engine, struct i915_wa_list *wal)
wa_write_or(wal,
GEN7_FF_THREAD_MODE,
GEN12_FF_TESSELATION_DOP_GATE_DISABLE);
+
+ /* Wa_22010271021:ehl */
+ if (IS_ELKHARTLAKE(i915))
+ wa_masked_en(wal,
+ GEN9_CS_DEBUG_MODE1,
+ FF_DOP_CLOCK_GATE_DISABLE);
}
if (IS_GEN_RANGE(i915, 9, 12)) {
--
2.29.2